Well, darling, "IBB CN" stamped on a ring simply means it's made from a base metal called "Ibex" and coated with a thin layer of nickel. It's not exactly the crown jewels, but hey, it'll still add a little bling to your finger.
The population of Ibb is 160,000.
Ibb University was created in 1996.
The population of Ibb District is 143,641.
Al-Shaab Ibb was created in 1964.
CN means charge nurse.
You mean the jewelry?
"earring"
Faje
It can mean "Code Name" as in the popular Korean Band CN BLUE
.cn means, china internet addresses
IBB = Intentional Bases on Balls which is also known as an intentional walk